A275981 Decimal expansion of 2^19937 - 1, the 24th Mersenne prime A000668(24).
4, 3, 1, 5, 4, 2, 4, 7, 9, 7, 3, 8, 8, 1, 6, 2, 6, 4, 8, 0, 5, 5, 2, 3, 5, 5, 1, 6, 3, 3, 7, 9, 1, 9, 8, 3, 9, 0, 5, 3, 9, 3, 5, 0, 4, 3, 2, 2, 6, 7, 1, 1, 5, 0, 5, 1, 6, 5, 2, 5, 0, 5, 4, 1, 4, 0, 3, 3, 3, 0, 6, 8, 0, 1, 3, 7, 6, 5, 8, 0, 9, 1, 1, 3, 0, 4, 5, 1, 3, 6, 2, 9, 3, 1, 8, 5, 8, 4, 6, 6, 5, 5, 4, 5, 2
Offset: 6002
Examples
43154247973881626480552355163379198390539350432267115051652505414033306...
Links
- Arkadiusz Wesolowski, Table of n, a(n) for n = 6002..12003
- Wikipedia, Mersenne prime
Crossrefs
Cf. A169684 = A000668(11), A169681 = A000668(12), A169685 = A000668(13), A204063 = A000668(14), A248931 = A000668(15), A248932 = A000688(16), A248933 = A000668(17), A248934 = A000668(18), A248935 = A000668(19), A248936 = A000668(20), A275977 = A000668(21), A275979 = A000668(22), A275980 = A000668(23), A275982 = A000668(25), A275983 = A000668(26), A275984 = A000668(27).
Programs
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Magma
Reverse(Intseq(2^19937-1))[1..105];
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Mathematica
First@RealDigits@N[2^19937 - 1, 100] (* G. C. Greubel, Aug 15 2016 *)
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PARI
eval(Vec(Str(2^19937-1)))[1..105]
Formula
2^A000043(24) - 1.